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71 lines
1.6 KiB
Rust
71 lines
1.6 KiB
Rust
use core::ffi::c_void;
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use aya_ebpf_bindings::helpers::bpf_sock_ops_cb_flags_set;
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use crate::{EbpfContext, bindings::bpf_sock_ops};
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pub struct SockOpsContext {
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pub ops: *mut bpf_sock_ops,
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}
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impl SockOpsContext {
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pub fn new(ops: *mut bpf_sock_ops) -> Self {
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Self { ops }
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}
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pub fn op(&self) -> u32 {
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unsafe { (*self.ops).op }
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}
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pub fn family(&self) -> u32 {
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unsafe { (*self.ops).family }
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}
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pub fn cb_flags(&self) -> u32 {
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unsafe { (*self.ops).bpf_sock_ops_cb_flags }
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}
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pub fn set_cb_flags(&self, flags: i32) -> Result<(), i64> {
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let ret = unsafe { bpf_sock_ops_cb_flags_set(self.ops, flags) };
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if ret == 0 { Ok(()) } else { Err(ret) }
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}
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pub fn remote_ip4(&self) -> u32 {
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unsafe { (*self.ops).remote_ip4 }
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}
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pub fn local_ip4(&self) -> u32 {
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unsafe { (*self.ops).local_ip4 }
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}
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pub fn remote_ip6(&self) -> [u32; 4] {
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unsafe { (*self.ops).remote_ip6 }
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}
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pub fn local_ip6(&self) -> [u32; 4] {
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unsafe { (*self.ops).local_ip6 }
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}
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pub fn local_port(&self) -> u32 {
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unsafe { (*self.ops).local_port }
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}
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pub fn remote_port(&self) -> u32 {
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unsafe { (*self.ops).remote_port }
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}
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pub fn arg(&self, n: usize) -> u32 {
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unsafe { (*self.ops).__bindgen_anon_1.args[n] }
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}
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pub fn set_reply(&mut self, reply: u32) {
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unsafe { (*self.ops).__bindgen_anon_1.reply = reply }
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}
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}
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impl EbpfContext for SockOpsContext {
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fn as_ptr(&self) -> *mut c_void {
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self.ops.cast()
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}
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}
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